Users Guide

View CAM-ACL Settings.............................................................................................................................................. 253
View CAM Usage...........................................................................................................................................................254
Conguring CAM Threshold and Silence Period........................................................................................................255
Setting CAM Threshold and Silence Period......................................................................................................... 255
CAM Optimization......................................................................................................................................................... 256
Troubleshoot CAM Proling..........................................................................................................................................256
QoS CAM Region Limitation...................................................................................................................................256
Syslog Error When the Table is Full....................................................................................................................... 256
Syslog Warning Upon 90 Percent Utilization of CAM.........................................................................................257
Syslog Warning for Discrepancies Between Congured Extended Prexes.................................................... 257
Unied Forwarding Table (UFT) Modes......................................................................................................................257
Conguring UFT Modes..........................................................................................................................................257
IPv6 CAM ACL Region..................................................................................................................................................258
Important Points to Remember............................................................................................................................. 258
Convert the IPv6 ACL CAM to Double-Wide.......................................................................................................258
Sharing CAM space between IPv4 QoS and IPv6 ACLs.................................................................................... 259
11 Control Plane Policing (CoPP).................................................................................................................. 260
Congure Control Plane Policing.................................................................................................................................. 261
Conguring CoPP for Protocols............................................................................................................................ 262
Conguring CoPP for CPU Queues...................................................................................................................... 264
Protocol to CPU Queue Mapping..........................................................................................................................265
Conguring Protocol to CPU Queue Mapping.....................................................................................................265
Displaying CoPP Conguration .............................................................................................................................266
12 Data Center Bridging (DCB).....................................................................................................................268
Ethernet Enhancements in Data Center Bridging..................................................................................................... 268
Priority-Based Flow Control................................................................................................................................... 269
Enhanced Transmission Selection..........................................................................................................................270
Data Center Bridging Exchange Protocol (DCBx)................................................................................................271
Data Center Bridging in a Trac Flow...................................................................................................................272
Enabling Data Center Bridging..................................................................................................................................... 272
DCB Maps and its Attributes..................................................................................................................................273
Data Center Bridging: Default Conguration..............................................................................................................273
Conguring Priority-Based Flow Control.................................................................................................................... 274
Conguring Lossless Queues..................................................................................................................................275
Conguring PFC in a DCB Map................................................................................................................................... 276
PFC Conguration Notes........................................................................................................................................276
PFC Prerequisites and Restrictions....................................................................................................................... 277
Applying a DCB Map on a Port.....................................................................................................................................277
Conguring PFC without a DCB Map.........................................................................................................................278
Conguring PFC Asymmetric.......................................................................................................................................278
Priority-Based Flow Control Using Dynamic Buer Method....................................................................................279
Pause and Resume of Trac..................................................................................................................................279
Buer Sizes for Lossless or PFC Packets.............................................................................................................279
Shared headroom for lossless or PFC packets.......................................................................................................... 280
Contents
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